Add m-esr52 at 52.6.0

1 files changed, 82 insertions, 0 deletions

diff --git a/dom/xslt/xml/txXMLUtils.h b/dom/xslt/xml/txXMLUtils.h
new file mode 100644
index 000000000..755d7410d
--- /dev/null
+++ b/dom/xslt/xml/txXMLUtils.h
@@ -0,0 +1,82 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * An XML Utility class
+**/
+
+#ifndef MITRE_XMLUTILS_H
+#define MITRE_XMLUTILS_H
+
+#include "txCore.h"
+#include "nsDependentSubstring.h"
+#include "txXPathNode.h"
+
+#define kExpatSeparatorChar 0xFFFF
+
+extern "C" int MOZ_XMLIsLetter(const char* ptr);
+extern "C" int MOZ_XMLIsNCNameChar(const char* ptr);
+
+class nsIAtom;
+
+class XMLUtils {
+
+public:
+    static nsresult splitExpatName(const char16_t *aExpatName,
+                                   nsIAtom **aPrefix, nsIAtom **aLocalName,
+                                   int32_t* aNameSpaceID);
+    static nsresult splitQName(const nsAString& aName, nsIAtom** aPrefix,
+                               nsIAtom** aLocalName);
+
+    /*
+     * Returns true if the given character is whitespace.
+     */
+    static bool isWhitespace(const char16_t& aChar)
+    {
+        return (aChar <= ' ' &&
+                (aChar == ' ' || aChar == '\r' ||
+                 aChar == '\n'|| aChar == '\t'));
+    }
+
+    /**
+     * Returns true if the given string has only whitespace characters
+     */
+    static bool isWhitespace(const nsAFlatString& aText);
+
+    /**
+     * Normalizes the value of a XML processingInstruction
+    **/
+    static void normalizePIValue(nsAString& attValue);
+
+    /**
+     * Returns true if the given string is a valid XML QName
+     */
+    static bool isValidQName(const nsAFlatString& aQName,
+                             const char16_t** aColon);
+
+    /**
+     * Returns true if the given character represents an Alpha letter
+     */
+    static bool isLetter(char16_t aChar)
+    {
+        return !!MOZ_XMLIsLetter(reinterpret_cast<const char*>(&aChar));
+    }   
+
+    /**
+     * Returns true if the given character is an allowable NCName character
+     */
+    static bool isNCNameChar(char16_t aChar)
+    {
+        return !!MOZ_XMLIsNCNameChar(reinterpret_cast<const char*>(&aChar));
+    }
+
+    /*
+     * Walks up the document tree and returns true if the closest xml:space
+     * attribute is "preserve"
+     */
+    static bool getXMLSpacePreserve(const txXPathNode& aNode);
+};
+
+#endif